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21energy
·
ASIC
·
Sha256
21energy Ofen 2 — Crypto Mining
Profit /day
$-0.18
Income /day
$2.22
0.00001978 BTC/day
Cost $2.40 @ $0.1/kWh
Hashrate
40Th/s
Sha256
Power · Efficiency
1000.0W
25.00 j/Th
21energy Ofen 2 loses up to $0.18 a day, best on Sha256 hashpower sale. Also available: mining Sha256 at 40 Th/s ($-0.84/day). Pulling 1,000 W from the wall — at $0.10/kWh, not quite breaking even at today's rates.
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3 minutes ago
Similar miners ↓
Tap to switch · 7 sections Crypto Mining 2/7
Best mining algorithm · 1 supported · 1 with live coin price
Sha256 · $-0.84/day net
Profitability over time
Mining payout history
Loading...
| Period | /Day | /Month |
|---|---|---|
| Income | $1.56 | $46.80 |
|
Cost
$0.1/kWh
|
$2.40 | $72.00 |
| Profit | $-0.84 | $-25.20 |
Internal consensus blend — derived from external sources, not a raw quote from any single market.
All mineable algorithms
1 algorithms
| Algorithm | Net / day |
|---|---|
Sha256
★ Best
40 Th/s · 1000.0 W
|
$-0.84 |
Mineable coins
1 algo
View all coins →
Where to mine
Live stats where available
| Pool | Algos supported | Fee | |
|---|---|---|---|
| Sha256 (BTC) | 0.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | 1.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | 0.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | 4.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → |
Similar rigs · best mining
More 21energy miners
Today's algo & coin
BTC · Bitcoin
Coin price
$78,886.00
Network hashrate
1.09 ZH/s
Your network share
<0.0001%
See full coin page →
LP Agent
Sell hashpower instead?
Market Hashrate
$-0.18
$0.66/day better than mining
See details →
Try your own hashrate
Th/s
W
Income/d
$0.00
Cost/d
$0.00
Profit/d
$0.00
Tap to switch · 7 sections Crypto Mining 2/7
Best mining algorithm · 1 supported · 1 with live coin price
Sha256 · $-0.84/day net
Profitability over time
Mining payout history
Loading...
| Period | /Day | /Month |
|---|---|---|
| Income | $1.56 | $46.80 |
|
Cost
$0.1/kWh
|
$2.40 | $72.00 |
| Profit | $-0.84 | $-25.20 |
Internal consensus blend — derived from external sources, not a raw quote from any single market.
All mineable algorithms
1 algorithms
| Algorithm | Net / day |
|---|---|
|
Sha256
★ Best
40 Th/s · 1000.0 W
|
$-0.84 |
Mineable coins
1 algo
View all coins →
Where to mine
Live stats where available
| Pool | Algos supported | Fee | |
|---|---|---|---|
| Sha256 (BTC) | 0.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | 1.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | 0.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | 4.0% | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → | |
| Sha256 (BTC) | — | Visit → |
Similar rigs · best mining
More 21energy miners
Today's algo & coin
BTC · Bitcoin
Coin price
$78,886.00
Network hashrate
1.09 ZH/s
Your network share
<0.0001%
See full coin page →
Sell hashpower instead?
Market Hashrate
$-0.18
$0.66/day better than mining
See details →
Try your own hashrate
Th/s
W
Income/d
$0.00
Cost/d
$0.00
Profit/d
$0.00
Frequently asked
About the 21energy Ofen 2
Is the 21energy Ofen 2 profitable?
As of September 2026, the 21energy Ofen 2 earns $-0.84/day mining Sha256 at an electricity cost of $0.1/kWh. At this electricity rate it is not profitable.
What crypto algorithms can the 21energy Ofen 2 mine?
The 21energy Ofen 2 can mine 1 algorithm(s); Sha256 is its most profitable, generating $1.56/day in direct mining revenue before electricity costs. Pool-based mining is the traditional approach — you point the rig at a mining pool and receive payouts in the native coin.
How much power does the 21energy Ofen 2 use?
The 21energy Ofen 2 consumes 1000W of power. At $0.1/kWh, that costs approximately $2.40/day in electricity.